<template>
  <div>
    <h1>物品列表</h1>
     <el-table :data="tableData">
      <el-table-column prop="_id" label="ID" width="220"></el-table-column>
      <el-table-column prop="name" label="物品名称"></el-table-column>
      <el-table-column prop="icon" label="图标">
        <template slot-scope="scope">
         <img :src="scope.row.icon" alt="" style="height: 3rem;`"/>
        </template>
      </el-table-column>
      <el-table-column fixed="right" label="操作" width="180">
        <template slot-scope="scope">
          <el-button type="text" size="small" 
          @click="$router.push(`/items/edit/${scope.row._id}`)">编辑</el-button>
          <el-button type="text" size="small" @click="remove(scope.row)" >删除</el-button>
        </template>
      </el-table-column>
    </el-table>
  </div>
</template>

<script>
export default {
  
  data() {
    return {
      tableData: []
    }
  },
  methods: {
    async fetch() {
      // 获取列表数据
      const res = await this.$http.get('/rest/items')
      this.tableData = res.data
    },
    async remove(row) {
      this.$confirm(`是否要继续删除分类 "${row.name}"`, '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).then(async() => {
        const res = await this.$http.delete(`rest/items/${row._id}`)
        this.$message({
          type: 'success',
          message: '删除成功!'
        });
        // !!!!删除成功之后还要获取一下 fetch()
        this.fetch()
      }).catch(() => {
        this.$message({
          type: 'info',
          message: '已取消删除'
        });          
      });
    }
  },
  created(){
    // 在created() 生命周期里要执行获取数据的方法
    this.fetch()
  }
}
</script>

<style>

</style>